ZUM1002 Features: * Optimum vertical vibration * Programming: 7 Manual / 3 Auto * Rear wheels * Manual Rheostat with 20 increments for fine tuning * Wireless remote * Detailed user"s guide * Oscillating amplitude: 1.18"" fixed * Weight capacity: 484 lbs Includes: * Isometric tension straps included Specifications: * Frequency: 1.5 Hz - 3.5 Hz Assembly Instructions: * Assembly required Dimensions: * Dimensions: 15.5"" H x 32"" W x 33"" D